The Emperor's Codes Bletchley Park and The Breaking Of Japan's Secret Ciphers

London: Bantam Press. 2000. Very Good copy. Illustrated with Black & White Photographs and Drawings/Diagrams. Previous owner's details to preliminary pages. Robust, professional packaging and tracking provided for all parcels. 322 pages. . 1st Edition. Trade Paperback.

London: Bantam Press. Very Good. 2000. Softcover. 0593046420 . 322 pp. Photos. Index. Edgewear, corners rubbed. The fascinating account of how Japan's secret codes were broken in World War Two, providing a full account of the work of British and Australian codebreakers. ; 8vo 8" - 9" tall .

London: Bantam Press, 2000 VG/VG First edition. no significant fault with book or dj. octavo. The extraordinary wartime exploits of British codebreakers based at Bletchley Park